From 9fbe9d32936d41906b7974cc6ccced4327763f36 Mon Sep 17 00:00:00 2001
From: XenoAmess <xenoamess@gmail.com>
Date: Thu, 20 Dec 2018 01:17:54 +0800
Subject: [PATCH] 0.36

0.36
---
 pom.xml                                      |  2 +-
 src/main/java/com/xenoamess/x8l/X8lTree.java | 29 ++++++++++++++------
 2 files changed, 22 insertions(+), 9 deletions(-)

diff --git a/pom.xml b/pom.xml
index d91c8a4..f4b1009 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,5 +5,5 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.xenoamess</groupId>
     <artifactId>x8l</artifactId>
-    <version>0.35</version>
+    <version>0.36</version>
 </project>
\ No newline at end of file
diff --git a/src/main/java/com/xenoamess/x8l/X8lTree.java b/src/main/java/com/xenoamess/x8l/X8lTree.java
index b267fc0..9227f90 100644
--- a/src/main/java/com/xenoamess/x8l/X8lTree.java
+++ b/src/main/java/com/xenoamess/x8l/X8lTree.java
@@ -7,7 +7,10 @@ public class X8lTree {
     public ContentNode root = null;
     public Reader reader;
 
-    public static X8lTree LoadFromFile(File file) {
+    public static X8lTree LoadFromFile(File file) throws IOException {
+        if (file == null || !file.exists() || !file.isFile()) {
+            throw new FileNotFoundException();
+        }
         X8lTree res = null;
         FileReader fileReader = null;
         try {
@@ -15,36 +18,46 @@ public static X8lTree LoadFromFile(File file) {
             res = new X8lTree(fileReader);
             res.parse();
         } catch (FileNotFoundException e) {
-            e.printStackTrace();
+            throw e;
         } finally {
             try {
                 if (fileReader != null) {
                     fileReader.close();
                 }
             } catch (IOException e) {
-                e.printStackTrace();
+                throw e;
             }
         }
         return res;
     }
 
-    public static void SaveToFile(File file, X8lTree x8lTree) {
+    public static void SaveToFile(File file, X8lTree x8lTree) throws IOException {
+        if (file == null || !file.isFile()) {
+            throw new FileNotFoundException();
+        }
+        if (!file.exists()) {
+            file.getParentFile().mkdirs();
+            try {
+                file.createNewFile();
+            } catch (IOException e) {
+                throw e;
+            }
+        }
+
         FileWriter fileWriter = null;
         try {
             fileWriter = new FileWriter(file);
             x8lTree.output(fileWriter);
             fileWriter.close();
-        } catch (FileNotFoundException e) {
-            e.printStackTrace();
         } catch (IOException e) {
-            e.printStackTrace();
+            throw e;
         } finally {
             try {
                 if (fileWriter != null) {
                     fileWriter.close();
                 }
             } catch (IOException e) {
-                e.printStackTrace();
+                throw e;
             }
         }
     }